diff options
Diffstat (limited to 'sysdeps/mach/hurd/sendto.c')
-rw-r--r-- | sysdeps/mach/hurd/sendto.c | 64 |
1 files changed, 39 insertions, 25 deletions
diff --git a/sysdeps/mach/hurd/sendto.c b/sysdeps/mach/hurd/sendto.c index c641757dd7..bd4123ea10 100644 --- a/sysdeps/mach/hurd/sendto.c +++ b/sysdeps/mach/hurd/sendto.c @@ -33,37 +33,50 @@ __sendto (int fd, const struct sockaddr_un *addr, socklen_t addr_len) { - addr_port_t aport; + addr_port_t aport = MACH_PORT_NULL; error_t err; size_t wrote; - if (addr->sun_family == AF_LOCAL) + /* Get an address port for the desired destination address. */ + error_t create_address_port (io_t port, + const struct sockaddr_un *addr, + socklen_t addr_len, + addr_port_t *aport) { - /* For the local domain, we must look up the name as a file and talk - to it with the ifsock protocol. */ - file_t file = __file_name_lookup (addr->sun_path, 0, 0); - if (file == MACH_PORT_NULL) - return -1; - err = __ifsock_getsockaddr (file, &aport); - __mach_port_deallocate (__mach_task_self (), file); - if (err == MIG_BAD_ID || err == EOPNOTSUPP) - /* The file did not grok the ifsock protocol. */ - err = ENOTSOCK; - if (err) - return __hurd_fail (err); + error_t err_port; + + if (addr->sun_family == AF_LOCAL) + { + /* For the local domain, we must look up the name as a file and talk + to it with the ifsock protocol. */ + file_t file = __file_name_lookup (addr->sun_path, 0, 0); + if (file == MACH_PORT_NULL) + return errno; + err_port = __ifsock_getsockaddr (file, aport); + __mach_port_deallocate (__mach_task_self (), file); + if (err_port == MIG_BAD_ID || err_port == EOPNOTSUPP) + /* The file did not grok the ifsock protocol. */ + err_port = ENOTSOCK; + } + else + { + err_port = __socket_create_address (port, + addr->sun_family, + (char *) addr, + addr_len, + aport); + } + + return err_port; } - else - err = EIEIO; - /* Get an address port for the desired destination address. */ err = HURD_DPORT_USE (fd, ({ - if (err) - err = __socket_create_address (port, - addr->sun_family, - (char *) addr, - addr_len, - &aport); + if (addr != NULL) + err = create_address_port (port, addr, addr_len, + &aport); + else + err = 0; if (! err) { /* Send the data. */ @@ -72,12 +85,13 @@ __sendto (int fd, NULL, MACH_MSG_TYPE_COPY_SEND, 0, NULL, 0, &wrote); - __mach_port_deallocate (__mach_task_self (), - aport); } err; })); + if (aport != MACH_PORT_NULL) + __mach_port_deallocate (__mach_task_self (), aport); + return err ? __hurd_sockfail (fd, flags, err) : wrote; } |